/**
 * Copyright (c) 2026, Salesforce, Inc.,
 * All rights reserved.
 * For full license text, see the LICENSE.txt file
 */
/**
 * Style Manager Module
 * Handles CSS injection and style management for highlighting
 */
export declare class StyleManager {
    private styleId;
    private stylesAdded;
    constructor();
    /**
     * Add CSS styles for highlighting to the document
     */
    addHighlightStyles(): void;
    /**
     * Remove highlight styles from the document
     */
    removeHighlightStyles(): void;
    /**
     * Get the CSS styles for highlighting
     * @private
     * @returns CSS styles
     */
    private _getStyles;
    /**
     * Apply highlight class to one or more elements
     * @param elements - The elements to highlight
     */
    highlightElements(elements: HTMLElement[]): void;
    /**
     * Remove highlight class from one or more elements
     * @param elements - The elements to unhighlight
     */
    unhighlightElements(elements: HTMLElement[]): void;
    /**
     * Apply selected class to one or more elements
     * @param elements - The elements to select
     */
    selectElements(elements: HTMLElement[]): void;
    /**
     * Remove selected class from one or more elements
     * @param elements - The elements to deselect
     */
    deselectElements(elements: HTMLElement[]): void;
}
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